[VOL-5252] release voltha-openonu-adapter-go

[VOL-5020] repo:voltha-helm-charts update

voltha-adapter-openonu/templates/_helpers.tpl
voltha-adapter-openonu/templates/openonu-go-deploy.yaml
voltha-adapter-openonu/templates/openonu-go-profile-svc.yaml
voltha-adapter-openonu/templates/openonu-svc.yaml
voltha-adapter-openonu/values.yaml
------------------------------------------------------------
  o Update copyright notice.

voltha-adapter-openonu/Chart.yaml
voltha-stack/Chart.yaml
voltha/Chart.yaml
---------------------------------
  - Update ONU artifact version: 2.11.12
  - Update ONU chart version: 2.12.2
  - Update voltha-stack chart version: 2.12.7
  - Update voltha chart version: 2.12.14

Change-Id: I40eb1723c492b8c4ca775208d4542571ff2b07c6
diff --git a/voltha/Chart.yaml b/voltha/Chart.yaml
index 632a994..b72a02a 100644
--- a/voltha/Chart.yaml
+++ b/voltha/Chart.yaml
@@ -14,7 +14,7 @@
 ---
 apiVersion: "v1"
 name: "voltha"
-version: "2.12.13"
+version: "2.12.14"
 description: "A Helm chart for Voltha based on K8S resources in Voltha project"
 keywords:
   - "onf"